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Introduction to 1Z0-815:Java SE 11 Programmer Exam

1Z0-815 Java Exam is a certification exam that is conducted by Java to validates candidate knowledge and skills of Managing Projects and Portfolios.

Java SE 11 Developer certification comes with eminent significance in this technology world. Owing to its rigorous and extensive coverage of the essentially advanced concepts of Java (Standard Edition) 11, possessor of this certification is deemed as the ideal professional for Java-based programming and application development.

After passing this exam, candidates get a certificate from Java that helps them to demonstrate their proficiency in Windows Server Fundamentals to their clients and employers.

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Topics of 1Z0-815:Java SE 11 Programmer Exam

Candidates must know the exam topics before they start of preparation. because it will really help them in hitting the core. Our 1Z0-815 Java exam dumps will include the following topics:

1. Understanding Java Technology and environment

• Describe Java Technology and the Java development
• Identify key features of the Java language

2. Working With Java Primitive Data Types and String APIs

• Create and manipulate Strings
• Use local variable type inference
• Manipulate data using the StringBuilder class and its methods
• Identify the scope of variables
• Declare and initialize variables (including casting and promoting primitive data types)

3. Working with Java Arrays

• Declare, instantiate, initialize and use a two-dimensional array
• Declare, instantiate, initialize and use a one-dimensional array

4. Creating and Using Methods

• Create and invoke overloaded methods
• Apply the static keyword to methods and fields
• Create methods and constructors with arguments and return values

5. Reusing Implementations Through Inheritance

• Enable polymorphism by overriding methods
• Create and use subclasses and superclasses
• Create and extend abstract classes
• Distinguish overloading, overriding, and hiding
• Utilize polymorphism to cast and call methods, differentiating object type versus reference type

6. Handling Exceptions

• Create try-catch blocks and determine how exceptions alter program flow
• Create and invoke a method that throws an exception
• Describe the advantages of Exception handling and differentiate among checked, unchecked exceptions, and Errors

7. Creating a Simple Java Program

• Create and import packages
• Create an executable Java program with a main class
• Compile and run a Java program from the command line

8. Using Operators and Decision Constructs

• Use Java operators including the use of parentheses to override operator precedence
• Create and use do/while, while, for and for each loops, including nested loops, use break and continue statements
• Use Java control statements including if, if/else, switch

9. Describing and Using Objects and Classes

• Declare and instantiate Java objects, and explain objects' lifecycles (including creation, dereferencing by reassignment, and garbage collection)
• Read or write to object fields
• Define the structure of a Java class

10. Applying Encapsulation

• Apply encapsulation principles to a class
• Apply access modifiers

11. Programming Abstractly Through Interfaces

• Distinguish class inheritance from interface inheritance including abstract classes
• Declare and use List and ArrayList instances
• Create and implement interfaces
• Understanding Lambda Expressions

12. Understanding Modules

• Describe the Modular JDK
• Declare modules and enable access between modules
• Describe how a modular project is compiled and run